18493486

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{6619}}^1$

素因数の和:6759

約数の個数: 16

約数和(自身を含む): 30504960

約数和(自身を除く): 12011474

約数列:

[1, 2, 11, 22, 127, 254, 1397, 2794, 6619, 13238, 72809, 145618, 840613, 1681226, 9246743, 18493486]

約数ペア:

[(1, 18493486), (2, 9246743), (11, 1681226), (22, 840613), (127, 145618), (254, 72809), (1397, 13238), (2794, 6619)]